Hi all, I have a Q for you, and I hope that I will hear from you nice answers :) . I want to convert autocad blocks to polygon objects! How? First I tried to recursilvly explode an object to the basic elements such as lines.... But it turns to be a complicated method espically when I faces NUS objects. So what is the best way to do it! And what is recommended package to do it! I was trying to interoperable AutoCad application with C#. I don't mind if i should use VB. But I like to hear your recommendation of ObjectARX over using C#. What are the other options I can use other than OBjectARX ,interoperable C# way, VB and LIS! Thank you for your help, and I hope to hear from you as soon as possible! Yours, Moon